PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Stercorarius

Reptilia - Charadriiformes - Stercorariidae

Taxonomy

Stercorarius was named by Brisson (1760) [Sepkoski's age data: T Mi-m R Sepkoski's reference number: 1066]. It is extant.

It was assigned to Laridae by Mlikovsky (2002); to Charadriiformes by Sepkoski (2002); and to Stercorariidae by Wetmore (1956), Carroll (1988), Olson and Rasmussen (2001), Warheit (2002), Dyke and Walker (2005), Smith (2011), del Hoyo et al. (2014), Clements et al. (2017).

Species

Catharacta chilensis, S. antarcticus, S. longicaudus, S. maccormicki, S. parasiticus, S. pomarinus, S. shufeldti, S. skua

Species lacking formal opinion data

S. schufeldti

Synonyms

Catharacta was named by Brünnich (1764). It is extant.

It was synonymized subjectively with Stercorarius by Clements et al. (2017).

It was assigned to Stercorariidae by Olson and Rasmussen (2001), Warheit (2002), del Hoyo et al. (2014).
Lestris was named by Temminck (1815). It is extant.

It was synonymized subjectively with Stercorarius by Clements et al. (2017).

Synonymy list

Year	Name and author
1760	Stercorarius Brisson
1764	Catharacta Brünnich
1815	Lestris Temminck
1956	Stercorarius Wetmore p. 76
1988	Stercorarius Carroll
2001	Catharacta Olson and Rasmussen p. 266
2001	Stercorarius Olson and Rasmussen p. 266
2002	Stercorarius Mlikovsky p. 138
2002	Stercorarius Sepkoski
2002	Catharacta Warheit p. 36
2002	Stercorarius Warheit p. 36 figs. Appendix 2.1
2005	Stercorarius Dyke and Walker p. 240
2011	Stercorarius Smith p. 30 figs. Figure 14
2014	Catharacta del Hoyo et al.
2014	Stercorarius del Hoyo et al.
2017	Stercorarius Clements et al.

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Eugnathostomata
—	Teleostomi	(Bonaparte 1836)
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida

Rank	Name	Author
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
—	Theropoda	()
—	Neotheropoda
—	Averostra	Paul 2002
—	Tetanurae
—	Coelurosauria	()
—	Maniraptora
—	Paraves
class	Aves
order	Charadriiformes	Huxley 1867
family	Stercorariidae	Brisson 1760
genus	Stercorarius	Brisson 1760

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. Stercorarius Brisson 1760

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Stercorarius antarcticus Lesson 1831 [brown skua]

Stercorarius antarcticus lonnbergi Mathews 1912 [subantarctic skua]

Stercorarius longicaudus Vieillot 1819 [long-tailed jaeger]

Stercorarius maccormicki Saunders 1893 [south polar skua]

Stercorarius parasiticus Linnaeus 1758 [parasitic jaeger]

Stercorarius pomarinus Temminck 1815 [pomarine jaeger]

†Stercorarius shufeldti Howard 1946

Stercorarius skua Brünnich 1764 [great skua]

Invalid names: Catharacta Brünnich 1764 [synonym], Lestris Temminck 1815 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

hydroxyapatiteo

Entire body:

yeso

Adult length:

10 to < 100o

Adult width:

1.0 to < 10o

Adult height:

1.0 to < 10o

Architecture:

compact or denseo

Ontogeny:

accretion, modification of partso

Grouping:

solitaryo

Environment:

marineo

Locomotion:

actively mobileo

Life habit:

ground dwellingo

Diet:

carnivoresubo

Reproduction:

oviparouso

Dispersal:

direct/internalo

Dispersal 2:

mobileo

Created:

2017-04-17 10:41:05

Modified:

2017-04-17 10:41:05

Source: subo = suborder, o = order

References: Marsh 1875, Benton 1983, Bush and Bambach 2015

Age range

Maximum range based only on fossils: base of the Zanclean to the top of the Holocene or 5.33300 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 3.6 Ma

Collections (20 total)

Time interval	Ma	Country or state	Original ID and collection number
Zanclean	5.333 - 3.6	USA (North Carolina)	Catharacta sp., S. pomarinus, S. parasiticus, S. longicaudus (52582)
Piacenzian	3.6 - 2.58	USA (Florida)	S. sp. (22712)
Rancholabrean (glacial)	0.21 - 0.014	USA (California)	S. sp. (20624)
Late/Upper Pleistocene	0.129 - 0.0117	USA (Oregon)	S. schufeldti (93251)
Late/Upper Pleistocene	0.129 - 0.0117	Spain	Catharacta skua (122309)
Late/Upper Pleistocene	0.129 - 0.0117	Spain (Santander)	S. pomarius (125320)
Late/Upper Pleistocene	0.129 - 0.0117	United Kingdom	S. longicaudus (124956)
Holocene	0.0117 - 0.0	New Zealand	Catharacta antarctica (194619 195150) Catharacta skua (194616) S. parasiticus (100554)
Holocene	0.0117 - 0.0	Canada (Nunavut)	S. longicaudus (229484) S. sp. (160848 228927 229489)
Holocene	0.0117 - 0.0	Venezuela	S. sp. (197936)
Holocene	0.0117 - 0.0	Australia (Macquarie Island)	Catharacta skua (194607)
Holocene	0.0117 - 0.0	Antarctica	Catharacta antarctica (90111) Catharacta antarctica, Catharacta maccormicki (177180) Catharacta sp., S. antarcticus (177151)